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Home >> Scion >> 2013 >> iQ Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 84 (Smart Key System (Start Function) (Diagnostic Codes & Symptom Tests) (Electric)) >> SMART KEY SYSTEM (for Start Function) >> DTC B2286: Runnable Signal Malfunction >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different variant/trim than selected.
NOTE:
  • When using the Techstream with the vehicle power switch off, connect the Techstream to the vehicle and turn a courtesy light switch on and off at intervals of 1.5 seconds or less until communication between the Techstream and the vehicle begins. Then select the vehicle type under manual mode and enter the following menus: Body Electrical / Smart Key. While using the Techstream, periodically turn a courtesy light switch on and off at intervals of 1.5 seconds or less to maintain communication between the Techstream and the vehicle.
  • The smart key system uses multiplex communication. First perform the inspections in "How to Proceed with Troubleshooting" to confirm that there are no communication malfunctions before proceeding with troubleshooting. Refer to HOW TO PROCEED WITH TROUBLESHOOTING .
  • Before replacing the power management control ECU, refer to the smart key system (for Entry Function) precaution. Refer to PRECAUTION .
  • After performing repairs, perform the operation that fulfills the DTC output confirmation operation, and then confirm that no DTCs are output again.
  • Inspect the fuses of circuits related to this system before performing the following inspection procedure.
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